8.2 Installation, Electrical - ProMinent Makro/ 5 Operating Instructions Manual

Installation
Route the leakage liquid drainage line

8.2 Installation, electrical

26
Precise metering is only possible when the back
–
pressure is maintained above 1 bar at all times.
If metering at atmospheric pressure, a back pres‐
–
sure valve should be used to create a back pres‐
sure of approx. 1.5 bar.
Personnel:
n
The leakage liquid is drained off via the flushing collar and a tube
nozzle, without other parts of the liquid end coming into contact
with the medium.
1. Connect a tube to the lower tube nozzle.
2. Route the tube into a collection device for the leakage liquid.
WARNING!
Danger of electric shock
Unprofessional installation may lead to electric shocks.
– All cable cores cut to length must be provided with
cable end sleeves.
– The Installation, electrical of the device may only
be undertaken by technically trained personnel.
WARNING!
Danger of electric shock
In the event of an electrical accident, it must be pos‐
sible to quickly disconnect the pump, and any electrical
ancillaries which may possibly be present, from the
mains.
– Install an emergency cut-off switch in the mains
supply line to the pump and any electrical ancilla‐
ries which may be present or
– Integrate the pump and electrical ancillaries which
may be present in the emergency cut-off manage‐
ment of the system and inform personnel of the
isolating option.
WARNING!
Danger of electric shock
This pump is equipped with a protective earth con‐
ductor, to reduce the risk arising from an electric
shock.
– Connect the PE conductor to "earth" with a clean
and permanent electrical connection.
Technical personnel